Building a low cost wifi camera
Johan @ johan.kanflo.com build his own Wifi webcam combining an Arducam Mini and a ESP8266 Wifi module. The result is the Esparducam board! Sometime ago I came across the Arducam Mini which is quite a nice camera module from UCTronics. It is a small PCB with a two megapixel...
Continue ReadingArduino-Powered Laser Engraver
MichielD99, a 16 year old Belgian teenage maker build this amazing laser engraver using Arduino UNO, two NEMA-17 stepper motors and stepper motor drivers. This laser engraver uses a 1.8W 445nm laser module, of course, this is nothing compared to the industrial laser cutters who use...
Continue ReadingSimple Arduino SD-Card GPS/NMEA Datalogger
KF5OBS @ jaunty-electronics.com shows us how to build a minimalistic GPS datalogger. The GPS logger is based on the Arduino platform and stores raw NMEA sentences from pretty much any GPS module to a SD card. For a project I needed to log GPS information. I had various GPS modules...
Continue ReadingHobbyist Electronic Inventory SysTem
Mike @ jaxcoder.com has published a Beta version of his Electronics Parts Inventory System for Windows OS. Update 14/08/2024: you can reach the file here The Windows Hobbyist Electronic Inventory System or WinHesit is an electronics component organizer on steroids that was developed...
Continue ReadingHome energy monitoring using Nucleo and Raspberry Pi
TSalwach @ github.com build a 3-phase home power meter system. A STM32F072RB MCU on Nucleo evaluation board make measurements and Raspberry Pi 1 collects data and share via web interface. I want to have real time power measurement of my home in my smartphone. I've got one some long...
Continue Reading555 Based DC Motor Speed Controller
555 DC Motor Speed Controller project will control the speed of a DC motor connected to it. This project is built using the popular 555 timer IC. Specifications Power supply input 5-12V DC Motor Load Up to 1 to 2Amps Onboard preset to vary Duty Cycle from 10% to 95% @ 120...
Continue ReadingSparkfun: First Impressions of the ESP32
Jimb0 @ sparkfun.com takes a first look on the new ESP32 WiFi board by Espressif that's an improvement of the ESP8266 board. The ESP32 doesn’t replace the ESP8266, but it does improve on it in every aspect. Not only does it have WiFi support, but it also features a Bluetooth 4.2...
Continue ReadingSCIO: The Fun New Way To Learn Coding, Computers and STEM
A new board that aims to fill an education gap for programmable boards is on kickstarter. SCIO enables anyone, without the need of previous experience, to experiment with electronics and coding and build various projects based on onboard sensors, work on the cloud, make light shows and...
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